Which statement describes the wave interactions in sound navigation and ranging (SONAR)? O A. Sound is transmitted through the water and diffracted by hard surfaces.
o
B. Sound is transmitted through the water and reflected by hard surfaces.
о
C. Sound is diffracted through the water and transmitted by hard surfaces.
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D. Sound is diffracted through the water and reflected by hard surfaces.

Researchers want to use edna to look for an invasive species in the water which of the steps would be likely do last

Which statements describe resources? one of the factors people use when deciding where they will live is the availability of resources. renewable resources have little value for people. resources are unevenly distributed throughout the world. energy is the world resource which has the highest use. the use of nonrenewable resources has decreased in recent history. the use of resources is evenly distributed throughout the world. the world's oil supply will last for the next forty years if its use continues as expected.

Why do we perceive objects as retaining their brightness under different lighting levels?